A leading cognitive scientist argues that a deep sense of good and evil is bred in the bone. ? From John Locke to Sigmund Freud, philosophers and psychologists have long believed that we begin life as blank moral slates.?Many of us take for granted that babies are born selfish and that it is the role of society--and especially parents--to transform them from little sociopaths?into civilized beings. In Just Babies , Paul Bloom argues that humans are...